From 40f8337a21abe9ecc48576ad012c585f73df2e35 Mon Sep 17 00:00:00 2001
From: Gareth Jones <jones258@gmail.com>
Date: Sun, 7 Jul 2019 17:06:26 +1200
Subject: [PATCH] =?UTF-8?q?fix:=20=F0=9F=90=9B=20refactor=20`#copyFileSync?=
 =?UTF-8?q?`=20to=20be=20compatible=20w/=20`strictNullChecks`?=
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---
 src/volume.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/volume.ts b/src/volume.ts
index 2c5ce3eb..78fa7124 100644
--- a/src/volume.ts
+++ b/src/volume.ts
@@ -1312,7 +1312,7 @@ export class Volume {
     const srcFilename = pathToFilename(src);
     const destFilename = pathToFilename(dest);
 
-    return this.copyFileBase(srcFilename, destFilename, flags | 0);
+    return this.copyFileBase(srcFilename, destFilename, (flags || 0) | 0);
   }
 
   copyFile(src: TFilePath, dest: TFilePath, callback: TCallback<void>);